Questions about Electrostatic Fields

In summary, the first question is asking about the relationship between the separation of electric field lines and the decrease in the magnitude of the electrostatic field. The second question is inquiring about the reason for the increase in electrostatic field magnitude in areas where the equipotential lines are closer together. The explanation given is that electric field is equal to the potential difference divided by the distance between two points.
  • #1
penguin007
77
0
I have two questions:

Why is it that the field lines of the electrostatic field do stray one from the other one when abs(E) decreases?

Second question:

Why is abs(E) bigger in the areas where the equipotentials are squeezed up?


Thank you!
 
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  • #2
1) Electric field is flux per unit area. Flux is field lines. If E decreases, field lines per unit area decreases.
2) If E increases, the potential difference between two points increases.
If ΔV is the change in PD between two points separated by a distance Δx, then what is the relation between E, ΔV and Δx?
 
  • #3
Thank you for the explanation rl.bhat, I think I got the idea.
 

1. What is an electrostatic field?

An electrostatic field is a type of electric field that is created by stationary electric charges. It is a force field that exerts a force on other electrically charged objects within its vicinity.

2. How is an electrostatic field different from an electromagnetic field?

An electrostatic field is created by stationary electric charges, while an electromagnetic field is created by moving electric charges. Additionally, an electrostatic field is static and does not change over time, while an electromagnetic field is dynamic and can change in strength and direction.

3. What is the unit of measurement for an electrostatic field?

The unit of measurement for an electrostatic field is volts per meter (V/m). This measures the strength of the electric field at a certain point in space.

4. How does an object become charged in an electrostatic field?

An object can become charged in an electrostatic field by coming into contact with other charged objects or by being exposed to a strong electric field. This causes a transfer of electrons, resulting in a build-up of positive or negative charge on the object.

5. How does an electrostatic field affect the movement of charged particles?

An electrostatic field exerts a force on charged particles within its vicinity. This force can either attract or repel the particles, depending on the polarity of the particles and the direction of the field. The strength of the field also determines the magnitude of the force on the particles.

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